Home / 56,508.12-84,776.04-39,900.60

Finding the Fourth Proportional to 56,508.12, 84,776.04 and 39,900.60

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Solution

The fourth proportional to 56,508.12, 84,776.04 and 39,900.60 is: 59,860.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,508.12 : 84,776.04 = 39,900.60 : x
  2. Step 2: Convert to fraction form
    56,508.12/84,776.04 = 39,900.60/x
  3. Step 3: Cross multiply
    56,508.12x = 84,776.04 × 39,900.60
  4. Step 4: Simplify right side
    56,508.12x = 3,382,614,861.62
  5. Step 5: Solve for x
    x = 3,382,614,861.62/56,508.12
  6. Step 6: Final answer
    x = 59,860.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.